Nigenda-López, G., Salinas-Rodríguez, A., Gómez-Camponovo, M., Manrique-Espinoza, B., Ruiz-Larios, J. A., & Trejo-Rosales, A. (2013). Identification of users using cluster analysis according to degree of satisfaction with geriatric care services. Revista Da Escola De Enfermagem Da USP, 47(2), 421-425. https://doi.org/10.1590/S0080-62342013000200021